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TABLE 10-5
To test the effectiveness of a business school preparation course, 8 students took a general business test before and after the course. The results are given below.
Exam Score Exam Score
Student Before Course (1) After Course (2)
1 530 670
2 690 770
3 910 1,000
4 700 710
5 450 550
6 820 870
7 820 770
8 630 610
-Referring to Table 10-5, the value of the sample mean difference is ________ if the difference scores reflect the results of the exam after the course minus the results of the exam before the course.
Sports Car
A vehicle designed for high speed and performance, with great emphasis on handling, agility, and aesthetic appeal.
Reinforcement and Punishment
Techniques used in behavioral psychology to increase or decrease a specific behavior through rewards or penalties.
Aggressiveness
A behavior characterized by strong self-assertion and often by hostility or attack.
Skinner
B.F. Skinner, an influential American psychologist known for his work on behaviorism and for developing the theory of operant conditioning.
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